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oil whip
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oil whip
Encyclopedia
工学
转子动力学
释
oil whip
油膜振荡
油膜涡动频率与一阶临界转速相同时产生共振,振幅增大、轴心轨迹突然变成扩散的不规则曲线,半频谐波振幅值增加到接近或超过基频振幅;转速继续升高,涡动频率保持不变,始终等于转子的一阶临界转速的现象。
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station building subsidiary
station center coordinate system
station control system
station coordinate
station correction
station drift
station error
Stationery of Han Dynasty
Stationery Suitcase for the use of Qianlong Emperor
station external environment design
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Station Households
station keeping system
Station Language
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